Be careful in choosing online videos. You need to look carefully at the source and the citations.
Here are a couple of Youtube channel ideas:
The workingklassO https://www.youtube.com/playlist?list=PL6BE82595ACD1864A - Videos on individual philosophers ranging from 12 to 45 minutes.
The School of Life Youtube Channel: The Curriculum Part 2 https://www.youtube.com/channel/UC7IcJI8PUf5Z3zKxnZvTBog - Short video overviews of many individual philosophers.
Here are a couple of Youtube channel ideas:
The workingklassO https://www.youtube.com/playlist?list=PL6BE82595ACD1864A - Videos on individual philosophers ranging from 12 to 45 minutes.
The School of Life Youtube Channel: The Curriculum Part 2 https://www.youtube.com/channel/UC7IcJI8PUf5Z3zKxnZvTBog - Short video overviews of many individual philosophers.